* config/rx/rx.opt (mallow-string-insns): New option.
* config/rx/rx.c (RX_BUILTIN_RMPA): Disable the use of this
builtin if string instructions are denied.
* config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Define
__RX_ALLOW_STRING_INSNS__ or __RX_DISALLOW_STRING_INSNS__, as
appropriate.
(ASM_SPEC): Pass -mno-allow-string-insns on to the assembler.
* config/rx/rx.md (movstr): Enable pattern only if string
instructions are allowed.
(rx_movstr, rx_strend, movmemsi, rx_movmem): Likewise.
(cmpstrnsi, cmpstrsi, rx_cmpstrn, rmpa): Likewise.
* config/rx/t-rx (MULTILIB_OPTIONS): Add mno-allow-string-insns.
(MULTILIB_DIRNAMES): Add no-strings.
* doc/invoke.texi: Document -mno-allow-string-insns.
* gcc.target/rx/builtins.c: Disable RMPA test if string
instructions are not allowed.
From-SVN: r222116
PR target/65408
PR target/58744
PR middle-end/36043
* calls.c (load_register_parameters): Don't load past end of
mem unless suitably aligned.
From-SVN: r222115
* config/rl78/rl78.c (rl78_expand_prologue): Mark large stack
decrement instruction as being frame related.
(rl78_print_operand_1): Handle 'p' modifier to add +0 to HL
based addresses.
If zero extending a function address enclose the operation in
%code(...).
(rl78_preferred_reload_class): New function.
(TARGET_PREFERRED_RELOAD_CLASS): Define.
* config/rl78/rl78.md: Remove useless constraints in expanders.
(mulqi3_rl78): Remove + qualifier on input-only operand 1.
(mulhi3_rl78): Likewise.
(mulhi3_g13): Likewise.
(mulsi3_rl78): Likewise.
(es_addr): Move to before the multiply patterns.
From-SVN: r222114
2015-04-14 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/65089
* io/format.h (free_format): New function to free memory
allocated for building format error messages.
* io/format.c (format_error): Add checks before freeing memory
to avoid potential segfaults and free formatting data when
needed on error conditions. Always allocate and NULL terminate
the string.
* io/transfer.c (st_read_done, st_write_done): Use new
free_format function to clean up memory allocations when done.
From-SVN: r222111
* config/i386/i386.h (LEGACY_INT_REG_P): New define.
(LEGACY_INT_REGNO_P): Ditto.
(GENERAL_REGNO_P): Use LEGACY_INT_REGNO_P.
(ANY_MASK_REG_P): Remove.
(BND_REG_P): Rename from ANY_BND_REG_P.
* config/i386/i386.c (print_reg): Use LEGACY_INT_REG_P to print
legacy integer registers. Do not handle MMX_REG_P in a special way.
Merge 64byte and 32byte SSE handling.
From-SVN: r222100
* expr.c (expand_assignment): Force an address offset computation
into a register before changing its mode.
(expand_expr_real_1): Likewise.
From-SVN: r222098
PR c++/60994
* parser.c (cp_parser_class_name): Add enum_ok parameter.
(cp_parser_qualifying_entity): Use it instead of cp_parser_type_name.
(cp_parser_diagnose_invalid_type_name): Don't assume a template is
a class template.
Co-Authored-By: Jason Merrill <jason@redhat.com>
From-SVN: r222094
2015-04-14 Richard Biener <rguenther@suse.de>
* graphite-scop-detection.c: Do not include cp/cp-tree.h.
(graphite_can_represent_scev): Use POINTER_TYPE_P.
From-SVN: r222087
2015-04-14 Marc Glisse <marc.glisse@inria.fr>
PR libstdc++/61347
* include/bits/stl_iterator_base_funcs.h (_List_iterator,
_List_const_iterator): Declare.
(__distance): Declare new overloads for _List_iterator and
_List_const_iterator.
* include/bits/stl_list.h (__distance): New overloads for
_List_iterator and _List_const_iterator.
* testsuite/23_containers/list/61347.cc: New testcase.
From-SVN: r222082
* config/i386/predicates.md (any_QIreg_operand): Rename from
q_regs_operand. Do not process subregs.
(QIreg_operand): Use QI_REGNO_P predicate.
(ext_QIreg_operand): Ditto.
(ext_register_operand): Ditto.
* config/i386/i386.md (TEST splitters): Use QIreg_operand predicate.
(AND splitters): Ditto.
(AND with -65536 splitter): Add SWI48 mode for operand 0.
(AND with -256 splitter): Use any_QIreg_operand predicate and
SWI248 mode for operand 0.
(AND with -65281 splitter): Use QIreg_operand predicate and SWI248
mode for operand 0.
(SETCC + MOVZBL peepholes): Update for renamed any_QIreg_operand.
From-SVN: r222076
Fix regression for libstdc++-v3/testsuite/29_atomics/atomic/62259.cc
as reported at <http://gcc.gnu.org/ml/gcc-patches/2015-04/msg00543.html>.
* testsuite/29_atomics/atomic/62259.cc: Assert atomic
alignment is larger-equal, not equal, to default alignment.
From-SVN: r222072
* g++.dg/tree-ssa/nonzero-3.C: New testcase.
* tree-vrp.c (nonnull_arg_p): THIS pointers and references are non-zero.
(gimple_stmt_nonzero_warnv_p): Reference return values are non-zero.
From-SVN: r222054
* gcc_release: Fix up thinko in the last commit, improve error
message. Commit all ChangeLog, DEV-PHASE and BASE-VER changes
together, rather than doing dozens of separate commits.
From-SVN: r222042
Testing an x86_64 toolchain configured for a processor with
TARGET_SOFTWARE_PREFETCHING_BENEFICIAL produces failures
FAIL: g++.dg/pr60518.C -std=gnu++98 (test for excess errors)
FAIL: g++.dg/pr60518.C -std=gnu++11 (test for excess errors)
FAIL: g++.dg/pr60518.C -std=gnu++14 (test for excess errors)
where the failure is from the message "pr60518.C:1:0: warning:
-fprefetch-loop-arrays is not supported with -Os".
Given that lack of support, it seems appropriate for the back end not
to enable this option in the -Os case; this patch implements that.
Bootstrapped with no regressions on x86_64-unknown-linux-gnu; tested
for a cross to x86_64-linux-gnu --with-arch=btver2, where those test
failures duly disappear.
* config/i386/i386.c (ix86_option_override_internal): Don't set
-fprefetch-loop-arrays if optimizing for size.
From-SVN: r222033
